<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <!-- 阿里巴巴矢量图标库 -->
    <link rel="stylesheet" href="./font_ugj64hyplub/iconfont.css">
    <title>Document</title>
    <style>
        :root {
            --h: 100px;
        }
        body {
            height: 100vh;
            margin: 0;
            background-color: #6f86d6;
            background: linear-gradient(120deg, #48c6ef -100%, #6f86d6 100%);
            display: flex;
            justify-content: space-evenly;
            align-items: center;
        }
        .container {
            width: var(--h);
            height: var(--h);
            position: relative;
        }
        .split-top, .split-bottom {
            position: absolute;
            width: 100%;
            height: 100%;
            color: #fff;
            background-color: #a1c4fd;
            background: linear-gradient(#a1c4fd, #c2e9fb);
            border-radius: 50%;
            top: 0;
            line-height: 125px;
            text-align: center;
            transition: all 0.5s;
        }
        .split-top i, .split-bottom i {
            font: 900 50px '';
        }
        .split-top {
            /* 裁剪：矩形 */
            clip-path: inset(0 0 50% 0);
        }
        .split-bottom {
            /* 裁剪：矩形 */
            clip-path: inset(50% 0 0 0);
        }

        a {
            display: block;
            text-decoration: none;
            font: 600 28px '';
            color: #fff;
            line-height: var(--h);
            text-align: center;
            opacity: 0;
            transition: all 0.3s;
        }

        .container:hover .split-top {
            top: -22px;
        }
        .container:hover .split-bottom {
            top: 22px;
        }
        .container:hover a {
            opacity: 1;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="split-top"><i class="iconfont icon-shoucang"></i></div>
        <div class="split-bottom"><i class="iconfont icon-shoucang"></i></div>
        <a href="#">收藏</a>
    </div>
    <div class="container">
        <div class="split-top"><i class="iconfont icon-shouye"></i></div>
        <div class="split-bottom"><i class="iconfont icon-shouye"></i></div>
        <a href="#">主页</a>
    </div>
    <div class="container">
        <div class="split-top"><i class="iconfont icon-wenhao"></i></div>
        <div class="split-bottom"><i class="iconfont icon-wenhao"></i></div>
        <a href="#">帮助</a>
    </div>
</body>
</html>